Dame Dash 's ongoing beef with Jay-Z shows no signs of slowing down, with Dame leveling fresh criticism at his former business partner. Following Hov's headline-making freestyle at the Roots Picnic , Dame weighed in on the bars during a conversation with The Art of Dialogue , revisiting one of the most controversial chapters in Roc-A-Fella history. While discussing the freestyle's lyrics, Dame brought up the infamous stabbing incident involving Jay and Lance "Un" Rivera, which stemmed from allegations that Rivera was connected to the leak of Jay-Z's 1999 album Vol. 3... Life and Times of S. Carter . According to Dame, the situation was tied to more than just music industry tensions. "He stabbed [Un] over Charli Baltimore," Dame claimed. "And what's fucked up about it is that was Big's girl." Charli Baltimore was romantically linked to The Notorious B.I.G. before the rapper's death in 1997.…